MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f694c851db857028d90c62e8040b9c1282e58f493e32e64acf5424d8fa6a1fb. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


AgentTesla


Vendor detections: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8f694c851db857028d90c62e8040b9c1282e58f493e32e64acf5424d8fa6a1fb
SHA3-384 hash: 05366a390a5f465588a31ae566981741a28ddf1bec1bfc2e041ecd14660f9d1c94e9a94a8c23b19a25b066ba90aed8f4
SHA1 hash: a540f69ba574d5a4d7f2024231cd8a95b505e0a8
MD5 hash: bef5cce773faec8b9f66a90e5ed36317
humanhash: three-fourteen-mockingbird-charlie
File name:bef5cce773faec8b9f66a90e5ed36317.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:667'136 bytes
First seen:2022-07-05 12:41:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:wzpTOcLBePSVM+q/nn9YaXf3HO+CZ4nnVQKtldy/wfqTZdhS4su:wzpCcLBZZgneav3TCIbfqM4s
Threatray 19'206 similar samples on MalwareBazaar
TLSH T141E41221E6AA1BB1C87883F814A1921427F7A2CE7531FB5DDE8274C75021BC1C669F7B
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 70f0c4d2d2c4f070 (11 x AgentTesla, 7 x Formbook, 5 x Loki)
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
266
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.MulDrop20.18469.2354.27359.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62c431d976fa5a5994448d6d/reports/9358cc24-8b11-4651-b105-8be6e0f7f148/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1ac8cc22-469f-4f22-87f5-f2d5a2a88fc9
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1024931
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 657427 Sample: 8mSd4h9hJL.exe Startdate: 05/07/2022 Architecture: WINDOWS Score: 100 37 Malicious sample detected (through community Yara rule) 2->37 39 Multi AV Scanner detection for dropped file 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 6 other signatures 2->43 7 8mSd4h9hJL.exe 7 2->7         started        process3 file4 27 C:\Users\user\AppData\Roaming\jKPESKkAq.exe, PE32 7->27 dropped 29 C:\Users\...\jKPESKkAq.exe:Zone.Identifier, ASCII 7->29 dropped 31 C:\Users\user\AppData\Local\...\tmpD0EE.tmp, XML 7->31 dropped 33 C:\Users\user\AppData\...\8mSd4h9hJL.exe.log, ASCII 7->33 dropped 45 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->45 47 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->47 49 Uses schtasks.exe or at.exe to add and modify task schedules 7->49 51 2 other signatures 7->51 11 8mSd4h9hJL.exe 7->11         started        15 powershell.exe 24 7->15         started        17 powershell.exe 25 7->17         started        19 2 other processes 7->19 signatures5 process6 dnsIp7 35 smtp.1and1.es 212.227.15.158, 49815, 587 ONEANDONE-ASBrauerstrasse48DE Germany 11->35 53 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->53 55 Tries to steal Mail credentials (via file / registry access) 11->55 57 Tries to harvest and steal ftp login credentials 11->57 59 Tries to harvest and steal browser information (history, passwords, etc) 11->59 21 conhost.exe 15->21         started        23 conhost.exe 17->23         started        25 conhost.exe 19->25         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8f694c851db857028d90c62e8040b9c1282e58f493e32e64acf5424d8fa6a1fb/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2022-07-05 09:46:03 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
19 of 26 (73.08%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r5uuzbi5xblqfdmqyyxiaqfzyeuc4whusprs4zfm6vbe3d5guh5q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
223d229605824345b0a52e8cda6b4b5cec4e538b4d8c0865aa639df10e1c8a31
AgentTesla
361613b915940a3b9f6aa8d702b16002474dad7b26df7f51f6310375c4e80326
AgentTesla
453fa70b33e7ae4dee6a39f4cf2f1a347aab979e4c172a684be0de3fb57bb0a0
AgentTesla
47e624d45a20608d4d50c5776a458ce37f60acfc43e2b70bfaa650336ed6b649
AgentTesla
7c6d1d088641bc7291bd027bc98daf4a1745759326caed316fcfd0deb57d589f
AgentTesla
d73763f8b8d4eb91dec386eb7a2ebf9a8a9b40c6b028d57e6144ed74551d460b
AgentTesla
+ 19'196 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/220705-pxa8esbbd8/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
dd003ac3907eb159bc234831e5c0634d2cf13f13a33f3cbf54e487d82e38526e
MD5 hash:
71c4f0e917f85107422dcabd19e72a34
SHA1 hash:
ccf96b96fdfdd057f683d4aa286af078b619352d
Link:
https://www.unpac.me/results/a3a4538d-5d75-45df-ab28-242a57d2d7b2/
SH256 hash:
229a9f3caa97dfc791be95280327eafab63bf02512b853deba96f64fa946bdce
MD5 hash:
c7a6783442de70ef2b9937adaed93ea5
SHA1 hash:
32cab48d15c11ce79330909fa6eb52480104281b
Link:
https://www.unpac.me/results/a3a4538d-5d75-45df-ab28-242a57d2d7b2/
SH256 hash:
70bb4f8aa7d0a33f8206f78c845fa2bd686c2a0f2b3bd50cd0b6b887a45398ca
MD5 hash:
30d61a3a3e26c2bca2eb766990132d7c
SHA1 hash:
94f9742d5f21b13f7d8d194fe938193cbb6a0d4d
Link:
https://www.unpac.me/results/a3a4538d-5d75-45df-ab28-242a57d2d7b2/
SH256 hash:
3b59fe180dd50e3f3d4fdcbdd4e7a2d4e3e1c85ae43cb4f3716c4be41e9ec2ae
MD5 hash:
9ea556e333e216a65aa09c102f36004f
SHA1 hash:
814c07f1dc68bd61840384aac3aa8346d9f8148f
Link:
https://www.unpac.me/results/a3a4538d-5d75-45df-ab28-242a57d2d7b2/
SH256 hash:
286ec58bb9fdc1c172c1ce0ee1789ed47549ad145e012e2d1c94fc97d8c27b12
MD5 hash:
3a4c96932b70c7cd3ba87696e1e3cdbb
SHA1 hash:
6238575b117fafe3f5493a6858e077ea842f344a
Link:
https://www.unpac.me/results/a3a4538d-5d75-45df-ab28-242a57d2d7b2/
SH256 hash:
8f694c851db857028d90c62e8040b9c1282e58f493e32e64acf5424d8fa6a1fb
MD5 hash:
bef5cce773faec8b9f66a90e5ed36317
SHA1 hash:
a540f69ba574d5a4d7f2024231cd8a95b505e0a8
Link:
https://www.unpac.me/results/a3a4538d-5d75-45df-ab28-242a57d2d7b2/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8f694c851db8/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8f694c851db857028d90c62e8040b9c1282e58f493e32e64acf5424d8fa6a1fb

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Comments